Social Butterfly were on a escalator in Macy's when this conversation took place. The lady behind us gave us a strange look (or, alternately, looked at us strangley), but that's okay.
SB: My knee is hurting badly.
Me: Sorry to hear that, but thank you for modifying your verb with an adverb.
SB: You mean as opposed to incorrectly, with an adjective as in "my knee hurts bad"?
SB: You're welcome.